[Sim UI enhancement] MobileNetworkSettings UI enhancement

- Add the phone number - Add the mobile network(SPN) - Add the IMEI - Add the EID - Remove the mobile data - Remove the Auto data switch - Remove the calls and SMS default subscription Bug: 318310357 Bug: 298898436 Bug: 298891941 Test: atest MobileNetworkEidPreferenceControllerTest atest MobileNetworkImeiPreferenceControllerTest atest MobileNetworkPhoneNumberPreferenceControllerTest atest MobileNetworkSpnPreferenceControllerTest atest MobileDataPreferenceControllerTest atest MobileNetworkSettingsTest Change-Id: Ie2767056dd04d1131390e3a03d6d82d56fe5b2dc
2024-01-31 14:14:07 +08:00
parent c7e0649c2e
commit 8535539582
14 changed files with 1165 additions and 4 deletions
--- a/src/com/android/settings/network/telephony/AutoDataSwitchPreferenceController.java
+++ b/src/com/android/settings/network/telephony/AutoDataSwitchPreferenceController.java
@@ -42,6 +42,7 @@ import androidx.preference.TwoStatePreference;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.settings.R;
 import com.android.settings.datausage.DataUsageUtils;
+import com.android.settings.flags.Flags;
 import com.android.settings.network.MobileDataContentObserver;
 import com.android.settings.network.ProxySubscriptionManager;
 import com.android.settings.network.SubscriptionsChangeListener;
@@ -194,7 +195,8 @@ public class AutoDataSwitchPreferenceController extends TelephonyTogglePreferenc

    @Override
    public int getAvailabilityStatus(int subId) {
-        if (!SubscriptionManager.isValidSubscriptionId(subId)
+        if (Flags.isDualSimOnboardingEnabled()
+                || !SubscriptionManager.isValidSubscriptionId(subId)
                || SubscriptionManager.getDefaultDataSubscriptionId() == subId
                || (!hasMobileData())) {
            return CONDITIONALLY_UNAVAILABLE;
--- a/src/com/android/settings/network/telephony/DefaultSubscriptionController.java
+++ b/src/com/android/settings/network/telephony/DefaultSubscriptionController.java
@@ -32,6 +32,7 @@ import androidx.preference.PreferenceScreen;

 import com.android.internal.annotations.VisibleForTesting;
 import com.android.settings.R;
+import com.android.settings.flags.Flags;
 import com.android.settings.network.DefaultSubscriptionReceiver;
 import com.android.settings.network.MobileNetworkRepository;
 import com.android.settingslib.core.lifecycle.Lifecycle;
@@ -88,6 +89,9 @@ public abstract class DefaultSubscriptionController extends TelephonyBasePrefere

    @Override
    public int getAvailabilityStatus(int subId) {
+        if (Flags.isDualSimOnboardingEnabled()) {
+            return CONDITIONALLY_UNAVAILABLE;
+        }
        return AVAILABLE;
    }

--- a/src/com/android/settings/network/telephony/MobileDataPreferenceController.java
+++ b/src/com/android/settings/network/telephony/MobileDataPreferenceController.java
@@ -34,6 +34,7 @@ import androidx.preference.PreferenceScreen;
 import androidx.preference.TwoStatePreference;

 import com.android.settings.R;
+import com.android.settings.flags.Flags;
 import com.android.settings.network.MobileNetworkRepository;
 import com.android.settings.wifi.WifiPickerTrackerHelper;
 import com.android.settingslib.core.lifecycle.Lifecycle;
@@ -83,6 +84,9 @@ public class MobileDataPreferenceController extends TelephonyTogglePreferenceCon

    @Override
    public int getAvailabilityStatus(int subId) {
+        if (Flags.isDualSimOnboardingEnabled()) {
+            return CONDITIONALLY_UNAVAILABLE;
+        }
        return subId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
                ? AVAILABLE
                : AVAILABLE_UNSEARCHABLE;
--- a/src/com/android/settings/network/telephony/MobileNetworkEidPreferenceController.kt
+++ b/src/com/android/settings/network/telephony/MobileNetworkEidPreferenceController.kt
@@ -0,0 +1,220 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.network.telephony
+
+import android.content.Context
+import android.graphics.Bitmap
+import android.telephony.SubscriptionInfo
+import android.telephony.SubscriptionManager
+import android.telephony.TelephonyManager
+import android.telephony.euicc.EuiccManager
+import android.text.TextUtils
+import android.util.Log
+import android.view.WindowManager
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.annotation.VisibleForTesting
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.R
+import com.android.settings.deviceinfo.PhoneNumberUtil
+import com.android.settings.flags.Flags
+import com.android.settings.network.SubscriptionInfoListViewModel
+import com.android.settings.network.SubscriptionUtil
+import com.android.settingslib.CustomDialogPreferenceCompat
+import com.android.settingslib.Utils
+import com.android.settingslib.qrcode.QrCodeGenerator
+import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
+import com.android.settingslib.spaprivileged.framework.common.userManager
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+/**
+ * Preference controller for "EID"
+ */
+open class MobileNetworkEidPreferenceController(context: Context, key: String) :
+    TelephonyBasePreferenceController(context, key) {
+
+    private lateinit var lazyViewModel: Lazy<SubscriptionInfoListViewModel>
+    private lateinit var preference: CustomDialogPreferenceCompat
+    private lateinit var fragment: Fragment
+    private var coroutineScope: CoroutineScope? = null
+    private var title = String()
+    private var eid = String()
+
+    fun init(fragment: Fragment, subId: Int) {
+        this.fragment = fragment
+        lazyViewModel = fragment.viewModels()
+        mSubId = subId
+    }
+
+    override fun getAvailabilityStatus(subId: Int): Int = when {
+        !Flags.isDualSimOnboardingEnabled() -> CONDITIONALLY_UNAVAILABLE
+        SubscriptionManager.isValidSubscriptionId(subId)
+                && eid.isNotEmpty()
+                && mContext.userManager.isAdminUser -> AVAILABLE
+
+        else -> CONDITIONALLY_UNAVAILABLE
+    }
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)!!
+    }
+
+    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
+        preference.isVisible = false
+
+        val viewModel by lazyViewModel
+        coroutineScope = viewLifecycleOwner.lifecycleScope
+        viewModel.subscriptionInfoListFlow
+            .map { subscriptionInfoList ->
+                subscriptionInfoList
+                    .firstOrNull { subInfo ->
+                        subInfo.subscriptionId == mSubId && subInfo.isEmbedded
+                    }
+            }
+            .collectLatestWithLifecycle(viewLifecycleOwner) { subscriptionInfo ->
+                subscriptionInfo?.let {
+                    coroutineScope?.launch {
+                        refreshData(it)
+                    }
+                }
+            }
+    }
+
+    @VisibleForTesting
+    suspend fun refreshData(subscriptionInfo: SubscriptionInfo) {
+        withContext(Dispatchers.Default) {
+            eid = getEid(subscriptionInfo)
+            if (eid.isEmpty()) {
+                Log.d(TAG, "EID is empty.")
+            }
+            title = getTitle()
+        }
+        refreshUi()
+    }
+
+    fun refreshUi() {
+        preference.title = title
+        preference.dialogTitle = title
+        preference.summary = eid
+        preference.isVisible = eid.isNotEmpty()
+    }
+
+    override fun handlePreferenceTreeClick(preference: Preference): Boolean {
+        if (preference.key != preferenceKey) return false
+        this.preference.setOnShowListener {
+            coroutineScope?.launch { updateDialog() }
+        }
+        return true
+    }
+
+    private fun getTitle(): String {
+        return mContext.getString(R.string.status_eid)
+    }
+
+    private suspend fun updateDialog() {
+        val dialog = preference.dialog ?: return
+        dialog.window?.setFlags(
+            WindowManager.LayoutParams.FLAG_SECURE,
+            WindowManager.LayoutParams.FLAG_SECURE
+        )
+        dialog.setCanceledOnTouchOutside(false)
+        val textView = dialog.requireViewById<TextView>(R.id.esim_id_value)
+        textView.text = PhoneNumberUtil.expandByTts(eid)
+
+        val qrCodeView = dialog.requireViewById<ImageView>(R.id.esim_id_qrcode)
+
+        qrCodeView.setImageBitmap(getEidQrCode(eid))
+    }
+
+    protected fun getTelephonyManager(context: Context): TelephonyManager? {
+        return context.getSystemService(TelephonyManager::class.java)
+    }
+
+    protected fun getEuiccManager(context: Context): EuiccManager? {
+        return context.getSystemService(EuiccManager::class.java)
+    }
+
+    @VisibleForTesting
+    fun getEid(subscriptionInfo: SubscriptionInfo): String {
+        val euiccMgr = getEuiccManager(mContext)
+        val telMgr = getTelephonyManager(mContext)
+        if(euiccMgr==null || telMgr==null) return String()
+
+        var eid = getEidPerSlot(telMgr, euiccMgr, subscriptionInfo)
+        return eid.ifEmpty {
+            getDefaultEid(euiccMgr)
+        }
+    }
+
+    private fun getEidPerSlot(
+        telMgr: TelephonyManager,
+        euiccMgr: EuiccManager,
+        subscriptionInfo: SubscriptionInfo
+    ): String {
+        val uiccCardInfoList = telMgr.uiccCardsInfo
+        val cardId = subscriptionInfo.cardId
+
+        /**
+         * Find EID from first slot which contains an eSIM and with card ID within
+         * the eSIM card ID provided by SubscriptionManager.
+         */
+        return uiccCardInfoList.firstOrNull { cardInfo -> cardInfo.isEuicc && cardInfo.cardId == cardId }
+            ?.let { cardInfo ->
+                var eid = cardInfo.getEid()
+                if (TextUtils.isEmpty(eid)) {
+                    eid = euiccMgr.createForCardId(cardInfo.cardId).getEid()
+                }
+                eid
+            } ?: String()
+    }
+
+    private fun getDefaultEid(euiccMgr: EuiccManager?): String {
+        return if (euiccMgr == null || !euiccMgr.isEnabled) {
+            String()
+        } else euiccMgr.getEid() ?: String()
+    }
+
+    companion object {
+        private const val TAG = "MobileNetworkEidPreferenceController"
+        private const val QR_CODE_SIZE = 600
+
+        /**
+         * Gets the QR code for EID
+         * @param eid is the EID string
+         * @return a Bitmap of QR code
+         */
+        private suspend fun getEidQrCode(eid: String): Bitmap? = withContext(Dispatchers.Default) {
+            try {
+                Log.d(TAG, "updateDialog. getEidQrCode $eid")
+                QrCodeGenerator.encodeQrCode(contents = eid, size = QR_CODE_SIZE)
+            } catch (exception: Exception) {
+                Log.w(TAG, "Error when creating QR code width $QR_CODE_SIZE", exception)
+                null
+            }
+        }
+    }
+}
--- a/src/com/android/settings/network/telephony/MobileNetworkImeiPreferenceController.kt
+++ b/src/com/android/settings/network/telephony/MobileNetworkImeiPreferenceController.kt
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.network.telephony
+
+import android.content.Context
+import android.os.UserManager
+import android.telephony.SubscriptionInfo
+import android.telephony.SubscriptionManager
+import android.telephony.TelephonyManager
+import android.util.Log
+import androidx.annotation.VisibleForTesting
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.R
+import com.android.settings.deviceinfo.imei.ImeiInfoDialogFragment
+import com.android.settings.flags.Flags
+import com.android.settings.network.SubscriptionInfoListViewModel
+import com.android.settings.network.SubscriptionUtil
+import com.android.settingslib.Utils
+import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
+import com.android.settingslib.spaprivileged.framework.common.userManager
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+/**
+ * Preference controller for "IMEI"
+ */
+class MobileNetworkImeiPreferenceController(context: Context, key: String) :
+    TelephonyBasePreferenceController(context, key) {
+
+    private lateinit var lazyViewModel: Lazy<SubscriptionInfoListViewModel>
+    private lateinit var preference: Preference
+    private lateinit var fragment: Fragment
+    private lateinit var mTelephonyManager: TelephonyManager
+    private var simSlot = -1
+    private var imei = String()
+    private var title = String()
+
+    fun init(fragment: Fragment, subId: Int) {
+        this.fragment = fragment
+        lazyViewModel = fragment.viewModels()
+        mSubId = subId
+        mTelephonyManager = mContext.getSystemService(TelephonyManager::class.java)
+            ?.createForSubscriptionId(mSubId)!!
+    }
+
+    override fun getAvailabilityStatus(subId: Int): Int = when {
+        !Flags.isDualSimOnboardingEnabled() -> CONDITIONALLY_UNAVAILABLE
+        SubscriptionManager.isValidSubscriptionId(subId)
+                && SubscriptionUtil.isSimHardwareVisible(mContext)
+                && mContext.userManager.isAdminUser
+                && !Utils.isWifiOnly(mContext) -> AVAILABLE
+        else -> CONDITIONALLY_UNAVAILABLE
+    }
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)!!
+    }
+
+    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
+        val viewModel by lazyViewModel
+        val coroutineScope = viewLifecycleOwner.lifecycleScope
+
+        viewModel.subscriptionInfoListFlow
+                .collectLatestWithLifecycle(viewLifecycleOwner) { subscriptionInfoList ->
+                    subscriptionInfoList
+                            .firstOrNull { subInfo -> subInfo.subscriptionId == mSubId }
+                            ?.let {
+                                coroutineScope.launch {
+                                    refreshData(it)
+                                }
+                            }
+                }
+    }
+
+    @VisibleForTesting
+    suspend fun refreshData(subscription:SubscriptionInfo){
+        withContext(Dispatchers.Default) {
+            title = getTitle()
+            imei = getImei()
+            simSlot = subscription.simSlotIndex
+        }
+        refreshUi()
+    }
+
+    private fun refreshUi(){
+        preference.title = title
+        preference.summary = imei
+        preference.isVisible = true
+    }
+
+    override fun handlePreferenceTreeClick(preference: Preference): Boolean {
+        if (preference.key != preferenceKey) return false
+
+        Log.d(TAG, "handlePreferenceTreeClick:")
+        ImeiInfoDialogFragment.show(fragment, simSlot, preference.title.toString())
+        return true
+    }
+    private fun getImei(): String {
+        val phoneType = getPhoneType()
+        return if (phoneType == TelephonyManager.PHONE_TYPE_CDMA) mTelephonyManager.meid?: String()
+                else mTelephonyManager.imei?: String()
+    }
+    private fun getTitleForGsmPhone(): String {
+        return mContext.getString(R.string.status_imei)
+    }
+
+    private fun getTitleForCdmaPhone(): String {
+        return mContext.getString(R.string.status_meid_number)
+    }
+
+    private fun getTitle(): String {
+        val phoneType = getPhoneType()
+        return if (phoneType == TelephonyManager.PHONE_TYPE_CDMA) getTitleForCdmaPhone()
+                else getTitleForGsmPhone()
+    }
+
+    fun getPhoneType(): Int {
+        return mTelephonyManager.currentPhoneType
+    }
+
+    companion object {
+        private const val TAG = "MobileNetworkImeiPreferenceController"
+    }
+}
--- a/src/com/android/settings/network/telephony/MobileNetworkPhoneNumberPreferenceController.kt
+++ b/src/com/android/settings/network/telephony/MobileNetworkPhoneNumberPreferenceController.kt
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.network.telephony
+
+import android.content.Context
+import android.telephony.SubscriptionInfo
+import android.telephony.SubscriptionManager
+import androidx.annotation.VisibleForTesting
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.R
+import com.android.settings.flags.Flags
+import com.android.settings.network.SubscriptionInfoListViewModel
+import com.android.settings.network.SubscriptionUtil
+import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.flowOn
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+/**
+ * Preference controller for "Phone number"
+ */
+class MobileNetworkPhoneNumberPreferenceController(context: Context, key: String) :
+    TelephonyBasePreferenceController(context, key) {
+
+    private lateinit var lazyViewModel: Lazy<SubscriptionInfoListViewModel>
+    private lateinit var preference: Preference
+
+    private var phoneNumber = String()
+
+    fun init(fragment: Fragment, subId: Int) {
+        lazyViewModel = fragment.viewModels()
+        mSubId = subId
+    }
+
+    override fun getAvailabilityStatus(subId: Int): Int = when {
+        !Flags.isDualSimOnboardingEnabled() -> CONDITIONALLY_UNAVAILABLE
+        SubscriptionManager.isValidSubscriptionId(subId)
+                && SubscriptionUtil.isSimHardwareVisible(mContext) -> AVAILABLE
+        else -> CONDITIONALLY_UNAVAILABLE
+    }
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)!!
+    }
+
+    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
+        val viewModel by lazyViewModel
+        val coroutineScope = viewLifecycleOwner.lifecycleScope
+
+        viewModel.subscriptionInfoListFlow
+            .map { subscriptionInfoList ->
+                subscriptionInfoList
+                    .firstOrNull { subInfo -> subInfo.subscriptionId == mSubId }
+            }
+            .flowOn(Dispatchers.Default)
+            .collectLatestWithLifecycle(viewLifecycleOwner) {
+                it?.let {
+                    coroutineScope.launch {
+                        refreshData(it)
+                    }
+                }
+            }
+    }
+
+    @VisibleForTesting
+    suspend fun refreshData(subscriptionInfo: SubscriptionInfo){
+        withContext(Dispatchers.Default) {
+            phoneNumber = getFormattedPhoneNumber(subscriptionInfo)
+        }
+        refreshUi()
+    }
+
+    private fun refreshUi(){
+        preference.summary = phoneNumber
+    }
+
+    private fun getFormattedPhoneNumber(subscriptionInfo: SubscriptionInfo?): String {
+        val phoneNumber = SubscriptionUtil.getBidiFormattedPhoneNumber(
+            mContext,
+            subscriptionInfo
+        )
+        return phoneNumber
+            ?.let { return it.ifEmpty { getStringUnknown() } }
+            ?: getStringUnknown()
+    }
+
+    private fun getStringUnknown(): String {
+        return mContext.getString(R.string.device_info_default)
+    }
+}
--- a/src/com/android/settings/network/telephony/MobileNetworkSettings.java
+++ b/src/com/android/settings/network/telephony/MobileNetworkSettings.java
@@ -85,6 +85,7 @@ public class MobileNetworkSettings extends AbstractMobileNetworkSettings impleme
    private static final String KEY_SMS_PREF = "sms_preference";
    private static final String KEY_MOBILE_DATA_PREF = "mobile_data_enable";
    private static final String KEY_CONVERT_TO_ESIM_PREF = "convert_to_esim";
+    private static final String KEY_EID_KEY = "network_mode_eid_info";

    //String keys for preference lookup
    private static final String BUTTON_CDMA_SYSTEM_SELECT_KEY = "cdma_system_select_key";
@@ -171,6 +172,10 @@ public class MobileNetworkSettings extends AbstractMobileNetworkSettings impleme
                            String.valueOf(mSubId));
        });

+        MobileNetworkEidPreferenceController eid = new MobileNetworkEidPreferenceController(context,
+                KEY_EID_KEY);
+        eid.init(this, mSubId);
+
        return Arrays.asList(
                new DataUsageSummaryPreferenceController(context, mSubId),
                new RoamingPreferenceController(context, KEY_ROAMING_PREF, getSettingsLifecycle(),
@@ -182,7 +187,7 @@ public class MobileNetworkSettings extends AbstractMobileNetworkSettings impleme
                new MobileDataPreferenceController(context, KEY_MOBILE_DATA_PREF,
                        getSettingsLifecycle(), this, mSubId),
                new ConvertToEsimPreferenceController(context, KEY_CONVERT_TO_ESIM_PREF,
-                        getSettingsLifecycle(), this, mSubId));
+                        getSettingsLifecycle(), this, mSubId), eid);
    }

    @Override
@@ -239,6 +244,10 @@ public class MobileNetworkSettings extends AbstractMobileNetworkSettings impleme
        use(DisableSimFooterPreferenceController.class).init(mSubId);
        use(NrDisabledInDsdsFooterPreferenceController.class).init(mSubId);

+        use(MobileNetworkSpnPreferenceController.class).init(this, mSubId);
+        use(MobileNetworkPhoneNumberPreferenceController.class).init(this, mSubId);
+        use(MobileNetworkImeiPreferenceController.class).init(this, mSubId);
+
        final MobileDataPreferenceController mobileDataPreferenceController =
                use(MobileDataPreferenceController.class);
        if (mobileDataPreferenceController != null) {
--- a/src/com/android/settings/network/telephony/MobileNetworkSpnPreferenceController.kt
+++ b/src/com/android/settings/network/telephony/MobileNetworkSpnPreferenceController.kt
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.network.telephony
+
+import android.content.Context
+import android.telephony.SubscriptionInfo
+import android.telephony.SubscriptionManager
+import androidx.annotation.VisibleForTesting
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.LifecycleOwner
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.flags.Flags
+import com.android.settings.network.SubscriptionInfoListViewModel
+import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
+
+/**
+ * Preference controller for "Mobile network" and showing the SPN.
+ */
+class MobileNetworkSpnPreferenceController(context: Context, key: String) :
+    TelephonyBasePreferenceController(context, key) {
+
+    private lateinit var lazyViewModel: Lazy<SubscriptionInfoListViewModel>
+    private lateinit var preference: Preference
+
+    private var spn = String()
+
+    fun init(fragment: Fragment, subId: Int) {
+        lazyViewModel = fragment.viewModels()
+        mSubId = subId
+    }
+
+    override fun getAvailabilityStatus(subId: Int): Int = when {
+        !Flags.isDualSimOnboardingEnabled() -> CONDITIONALLY_UNAVAILABLE
+        SubscriptionManager.isValidSubscriptionId(subId)-> AVAILABLE
+        else -> CONDITIONALLY_UNAVAILABLE
+    }
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)!!
+    }
+
+    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
+        val viewModel by lazyViewModel
+
+        viewModel.subscriptionInfoListFlow
+                .collectLatestWithLifecycle(viewLifecycleOwner) { subscriptionInfoList ->
+                    refreshData(subscriptionInfoList)
+                }
+    }
+
+    @VisibleForTesting
+    fun refreshData(subscriptionInfoList: List<SubscriptionInfo>){
+        spn = subscriptionInfoList
+            .firstOrNull { subInfo -> subInfo.subscriptionId == mSubId }
+            ?.let { info -> info.carrierName.toString() }
+            ?: String()
+
+        refreshUi()
+    }
+
+    private fun refreshUi(){
+        preference.summary = spn
+    }
+}